galpy.util.coords.cov_vxyz_to_galcenrect

galpy.util.coords.cov_vxyz_to_galcenrect(cov_vxyz, Xsun=1.0, Zsun=0.0)[source]

NAME:

cov_vxyz_to_galcenrect

PURPOSE:

propagate uncertainties in vxyz to galactocentric rectangular coordinates

INPUT:

cov_vxyz - uncertainty covariance in U,V,W

OUTPUT:

cov(vx,vy,vz) [3,3]

HISTORY:

2018-03-22 - Written - Mackereth (LJMU)

2020-09-21- Moved to coords.py - Mackereth (UofT)